1. Chemical composition
in the aftermath of DIN EN 573-3 (in % of the mass, rest AL)
Si |
Fe |
Cu |
Mn |
Mg |
Cr |
Zn |
Ti |
Zr |
Other elements |
Max. 0,2 |
Max. 0,3 |
Max. 1,5 |
Max. 0,15 |
1,8-2,6 |
Max. 0,1 |
5,7-7,6 |
Max. 0,06 |
0,08-+0,25 |
0,15 |
2. mechanical properties
in the aftermath of DIN EN 485-2 Sheets and plates (common conditions)
Condition |
Nominal thickness |
Tensile strength |
Plug-in limit |
Ultimate elongation |
Rigor |
|
in mm |
Rm in MPa |
Rp0,2 in MPa |
in % (min.) |
HBS |
|
over |
up to |
min |
max |
min |
max |
A50 |
A |
|
|
200 |
250 |
505 |
|
445 |
|
1 |
|
|
|
250 |
400 |
450 |
|
370 |
|
3 |
|
|
|
400 |
700 |
410 |
|
340 |
|
3 |
|
|
Physical properties |
General properties |
(Guide values for 20° C) |
|
|
|
Resistance to: |
|
Density of g/cm3 |
2,95 |
- Sea water |
4 |
Electrical conductivity MS/m |
|
- Weather conditions |
3 |
Thermal conductivity W/(mK) |
153 |
Hot formability |
|
Therm. linear expansion- |
|
- extrusion presses |
- |
Coeffizient 10-6/K |
23,7 |
- Drop forging |
3 |
Modulus of elasticity N/mm2 |
72.000 |
- Open die forging |
3 |
Weldability |
|
Surface treatment |
|
Fusion welding |
|
Protection anodizing |
2 |
- Gas |
2 |
Anodizing (decorative) |
- |
- WIG |
2 |
Painting/Coating |
3 |
- MIG |
2 |
|
1 |
Resistance welding |
2 |
Contact with food |
|
Machinability |
2 |
|
|
3. Main application / Special features:
Mould making for high volume parts. Due to the special pre-treatment (hot-rolled, heat-treated, upset or forged from 350 mm, the mechanical properties remain almost constant over the entire material thickness up to the core.